/*
 * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.standalone.initialization;

import static org.assertj.core.api.Assertions.assertThatExceptionOfType;

import java.sql.SQLException;
import org.activiti.engine.ProcessEngineConfiguration;
import org.activiti.engine.impl.test.AbstractTestCase;

/**
 *
 */
public class NoDbConnectionTest extends AbstractTestCase {

    public void testNoDbConnection() {
        assertThatExceptionOfType(RuntimeException.class)
            .isThrownBy(() ->
                ProcessEngineConfiguration.createProcessEngineConfigurationFromResource(
                    "org/activiti/standalone/initialization/nodbconnection.activiti.cfg.xml"
                ).buildProcessEngine()
            )
            .matches(this::containsSqlException);
    }

    private boolean containsSqlException(Throwable e) {
        if (e == null) {
            return false;
        }
        if (e instanceof SQLException) {
            return true;
        }
        return containsSqlException(e.getCause());
    }
}
